[Back to the takedown index](https://takedownindex.org/takedowns) # ChipMixer takedown March 2023, Cryptocurrency laundering Led by [Federal Bureau of Investigation](https://takedownindex.org/organizations/federal-bureau-of-investigation), [Bundeskriminalamt](https://takedownindex.org/organizations/bundeskriminalamt) Extended pass entry, last reviewed August 21, 2026 What was taken down? Server infrastructure seized in Germany; associated domains seized by US authorities. [See what happened](#what-happened) What happened to the people? Officials reported 1 charged. 1 charged and 1 publicly wanted named in the public record. Group accounted for: Partial [See people and accountability](#people) Did it stay down? Not established in the public record. No later activity is recorded against this entry. [See what happened afterward](#afterward) ## What happened US and German authorities cooperated to seize ChipMixer server infrastructure and charge its alleged operator, disrupting a cryptocurrency-mixing service used to launder criminal proceeds. **Date:** March 2023 **Target:** ChipMixer, cryptocurrency mixer **Activity:** Cryptocurrency laundering **Operational lead:** FBI and BKA **Jurisdiction:** Not established **Outcome:** Server infrastructure seized in Germany; associated domains seized by US authorities. **Status:** Completed **Legal mechanism:** US seizure warrant; German judicial search/seizure authority; federal criminal charges. **Group accounted for:** Partial ### Infrastructure Servers seized and domains seized, with no count in the record. | Identifier | Recorded as | Status | Notes | | --- | --- | --- | --- | | Not published | Server | Seized, Germany | Backend server infrastructure seized in Germany.[[1]](#source-1) | | Not published | Domain | Seized, United States | Domains associated with the ChipMixer service.[[1]](#source-1) | Domains and onion addresses are shown defanged. Where the record gives a count but no identifier, the count is shown in place of one. This list carries only what appears in the cited sources. ## People and accountability Named in the public record: 1 charged and 1 publicly wanted. Figures count individuals named in charging documents and official statements, each person once per outcome. People alleged to be involved but not publicly identified are not counted. Reported and named. Officials reported 1 charged. 1 charged and 1 publicly wanted named in the public record. The two figures come from different places and are never added together. Officials publish a headline total, and this index counts only the individuals it can name from the cited record. #### Minh Quốc Nguyễn Operator of ChipMixer. Current public status: Charged and Publicly wanted. **Charging authority:** United States Department of Justice **Main charges:** Money laundering; Operating an unlicensed money-transmitting business; Identity theft-related offenses **Case number:** Not established in the public record **Arresting authority:** Not established in the public record **Arrest location:** Not established in the public record **Extradition status:** Not established in the public record **Conviction or plea:** Not established in the public record **Sentence:** Not established in the public record **Segment:** Core operator **Sources:** [[1]](#source-1) **Full record:** [Everything indexed for Minh Quốc Nguyễn](https://takedownindex.org/people/minh-qu-c-nguy-n) Group accounted for: Partial The cited record does not say how large the group was or whether everyone involved has been identified. [See the organizations and roles behind this action](https://takedownindex.org/takedowns/chipmixer-takedown/organizations) ## What happened afterward Not established in the public record. No later activity is recorded against this entry. ## Sources Numbered markers throughout this entry link to the source that supports the claim beside them. ### Official sources 1. [ChipMixer cryptocurrency mixer dismantled](https://takedownindex.org/sources/us-doj-fbi-chipmixer-cryptocurrency-mixer-dismantled) US DOJ / FBI, March 15, 2023, Source grade P1 Establishes the US-German seizure of ChipMixer infrastructure and the charge against its alleged operator. No address recorded for this source. Publisher, title, and date are given so it can be retrieved from the publisher. Coverage note. Added from deep-research aggregation pass. Not independently re-verified source-by-source to the same standard as the original 38-incident core; source\_quality capped at S2/P2 pending a dedicated verification pass. Research context ## How this entry was checked This entry came from a broader aggregation pass and has not been independently verified source by source. Its sources are graded no higher than P2 or S2, and most carry no address yet. Treat the figures as a research lead rather than a settled record. Source review: Extended pass, not yet verified Sources cited: 1 Research cutoff: August 20, 2026 Last reviewed August 21, 2026 See also [About the Internet Takedown Index](https://takedownindex.org/about) Related entries - [BreachForums shutdown following administrator arrest](https://takedownindex.org/takedowns/breachforums-shutdown-following-administrator-arrest) - [Operation Cookie Monster](https://takedownindex.org/takedowns/operation-cookie-monster) - [Operation MEDUSA](https://takedownindex.org/takedowns/operation-medusa) Report updates or corrections Help keep this record accurate. [Submit feedback](https://takedownindex.org/about#corrections-and-updates)